Bug 543913 - False negative in ctor with wrong arguments
Change-Id: I3a9c692383c5c9d8c465d9ecbc66463b39d5199d
Signed-off-by: Hannes Vogt <hannes@havogt.de>
diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
index 3134508..b32453e 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
@@ -12834,4 +12834,20 @@
// which is explicit
bh.assertImplicitName("a0", 2, IProblemBinding.class);
}
+
+ // struct type {
+ // type(int a) {}
+ // };
+ //
+ // struct other_type {};
+ //
+ // int main() {
+ // type(1, 2);
+ // type(other_type());
+ // }
+ public void testCtorWithWrongArguments_543913() throws Exception {
+ BindingAssertionHelper bh = getAssertionHelper();
+ bh.assertImplicitName("type(1, 2)", 4, IProblemBinding.class);
+ bh.assertImplicitName("type(other_type())", 4, IProblemBinding.class);
+ }
}
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTFunctionCallExpression.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTFunctionCallExpression.java
index 3917785..fa084f4 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTFunctionCallExpression.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTFunctionCallExpression.java
@@ -33,6 +33,7 @@
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IBinding;
+import org.eclipse.cdt.core.dom.ast.IProblemBinding;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTExpression;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTFieldReference;
@@ -132,6 +133,14 @@
if (overload == null)
return fImplicitNames = IASTImplicitName.EMPTY_NAME_ARRAY;
+ if (overload instanceof IProblemBinding) {
+ CPPASTImplicitName overloadName = null;
+ overloadName = new CPPASTImplicitName(overload.getNameCharArray(), this);
+ overloadName.setBinding(overload);
+ overloadName.setOffsetAndLength((ASTNode) getFunctionNameExpression());
+ return fImplicitNames = new IASTImplicitName[] { overloadName };
+ }
+
if (getEvaluation() instanceof EvalTypeId) {
CPPASTImplicitName n1 = new CPPASTImplicitName(overload.getNameCharArray(), this);
n1.setOffsetAndLength((ASTNode) fFunctionName);
@@ -264,6 +273,9 @@
try {
ICPPConstructor[] constructors = cls.getConstructors();
IBinding b = CPPSemantics.resolveFunction(data, constructors, true, false);
+ if (b instanceof IProblemBinding && !(b instanceof ICPPFunction))
+ b = new CPPFunction.CPPFunctionProblem(data.getLookupName(),
+ ((IProblemBinding) b).getID());
if (b instanceof ICPPFunction)
return (ICPPFunction) b;
} catch (DOMException e) {
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPFunction.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPFunction.java
index b4fe2f7..bc9cd9b 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPFunction.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPFunction.java
@@ -53,6 +53,7 @@
import org.eclipse.cdt.internal.core.dom.parser.ASTInternal;
import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
import org.eclipse.cdt.internal.core.dom.parser.ASTQueries;
+import org.eclipse.cdt.internal.core.dom.parser.ProblemBinding;
import org.eclipse.cdt.internal.core.dom.parser.ProblemFunctionType;
import org.eclipse.cdt.internal.core.dom.parser.ProblemType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;
@@ -63,6 +64,47 @@
* Binding for C++ function
*/
public class CPPFunction extends PlatformObject implements ICPPFunction, ICPPInternalFunction {
+
+ public static class CPPFunctionProblem extends ProblemBinding implements ICPPFunction {
+ public CPPFunctionProblem(IASTNode node, int id, char[] arg) {
+ super(node, id, arg);
+ }
+
+ public CPPFunctionProblem(IASTName name, int id) {
+ super(name, id);
+ }
+
+ @Override
+ public IScope getFunctionScope() {
+ return null;
+ }
+
+ @Override
+ public boolean isNoReturn() {
+ return false;
+ }
+
+ @Override
+ public ICPPFunctionType getType() {
+ return null;
+ }
+
+ @Override
+ public ICPPFunctionType getDeclaredType() {
+ return null;
+ }
+
+ @Override
+ public ICPPParameter[] getParameters() {
+ return ICPPParameter.EMPTY_CPPPARAMETER_ARRAY;
+ }
+
+ @Override
+ public int getRequiredArgumentCount() {
+ return 0;
+ }
+ }
+
public static final ICPPFunction UNINITIALIZED_FUNCTION = new CPPFunction(null) {
@Override
public String toString() {
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPSemantics.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPSemantics.java
index dfad903..e899187 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPSemantics.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPSemantics.java
@@ -2759,7 +2759,7 @@
if (bestFnCost == null) {
if (unknownFunction == null)
- return null;
+ return new ProblemBinding(lookupName, lookupPoint, IProblemBinding.SEMANTIC_NAME_NOT_FOUND, fns);
setTargetedFunctionsToUnknown(argTypes);
return CPPDeferredFunction.createForCandidates(fns);